MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 a4c90716c7fafd46739525b2307068dd1a8212fbe046e700a14dc6dccb3fa406. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


GCleaner


Vendor detections: 12


Intelligence 12 IOCs YARA File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: a4c90716c7fafd46739525b2307068dd1a8212fbe046e700a14dc6dccb3fa406
SHA3-384 hash: 82acbef29780ed5d7c39df2bab3becff73c987ac6f9f18a9017e48cea20b0b9ad352cd99cfe92a1f1316242ae77366ae
SHA1 hash: 46a24c0f57bb66c942b9178ec5d16fd588dd053a
MD5 hash: 1366ce87560233bd2b9400f01bc11d23
humanhash: wyoming-mars-december-nuts
File name:file
Download: download sample
Signature GCleaner
Create hunting rule
File size:2'439'789 bytes
First seen:2022-10-29 14:15:48 UTC
Last seen:2022-11-09 12:01:48 UTC
File type:Executable exe
MIME type:application/x-dosexec
imphash 884310b1928934402ea6fec1dbd3cf5e (3'725 x GCleaner, 3'445 x Socks5Systemz, 262 x RaccoonStealer)
ssdeep 49152:Z2KWkWH6oc+P/r5G1xplGS/U8RrWibEzmP7d2P6DA5hq:MVrzGjJWib9DuDq
TLSH T130B5335A46A08C71E4D6D2B08E798894DFF0BC954639FD61F4CC168D0A3B77ACE247A3
TrID 50.3% (.EXE) Win32 Executable PowerBASIC/Win 9.x (148303/79/28)
37.2% (.EXE) Inno Setup installer (109740/4/30)
4.8% (.EXE) Win32 Executable Delphi generic (14182/79/4)
2.2% (.DLL) Win32 Dynamic Link Library (generic) (6578/25/2)
1.5% (.EXE) Win32 Executable (generic) (4505/5/1)
File icon (PE):PE icon
dhash icon b298acbab2ca7a72 (2'327 x GCleaner, 1'631 x Socks5Systemz, 67 x RedLineStealer)
Reporter andretavare5
Tags:exe gcleaner


Avatar
andretavare5
Sample downloaded from http://95.214.24.96/load.php?pub=mixinte

Intelligence

File Origin
# of uploads :
16
# of downloads :
478
Origin country :
n/a
Vendor Threat Intelligence
Malware family:
n/a
ID:
1
File name:
file
Verdict:
Malicious activity
Analysis date:
2022-10-29 14:18:18 UTC
Tags:
installer
Link:
https://app.any.run/tasks/8af85e2b-04e7-4cad-8b97-f2c8719d81f1

Note:
ANY.RUN is an interactive sandbox that analyzes all user actions rather than an uploaded sample
Detection:
n/a
Link:
https://www.capesandbox.com/analysis/325870/
Detection(s):
SecuriteInfo.com.Trojan-Dropper.Win32.Agent.14403.21121.UNOFFICIAL
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Searching for the window
Creating a file in the %temp% subdirectories
Creating a window
Creating a process from a recently created file
Сreating synchronization primitives
Creating a file
Moving a recently created file
Modifying a system file
Sending an HTTP GET request
Creating a file in the %AppData% subdirectories
Creating a file in the system32 subdirectories
Running batch commands
Creating a process with a hidden window
Using the Windows Management Instrumentation requests
Creating a file in the Windows subdirectories
Launching a process
Launching a tool to kill processes
Sending an HTTP GET request to an infection source
Result
Malware family:
n/a
Score:
  5/10
Tags:
n/a
Link:
https://dragonfly.certego.net/analysis/46623/overview
Behaviour
MalwareBazaar
CheckCmdLine
Verdict:
Likely Malicious
Threat level:
  7.5/10
Confidence:
100%
Tags:
greyware overlay packed shell32.dll
Link:
https://www.filescan.io/uploads/635d35a4b6dcda626c0a6fda/reports/573d7901-3617-4111-9078-f443a4341229/overview
Result
Verdict:
UNKNOWN
Details
Windows PE Executable
Found a Windows Portable Executable (PE) binary. Depending on context, the presence of a binary is suspicious or malicious.
Verdict:
Unknown
Link:
https://analyze.intezer.com/analyses/43516233-6a30-49fd-9f13-92970bcdbe2f
Result
Threat name:
Nymaim
Create hunting rule
Detection:
malicious
Classification:
troj.evad
Score:
88 / 100
Link:
https://www.joesandbox.com/analysis/1100924
Signature
Antivirus detection for URL or domain
C2 URLs / IPs found in malware configuration
Detected unpacking (changes PE section rights)
Detected unpacking (overwrites its own PE header)
Machine Learning detection for dropped file
Multi AV Scanner detection for dropped file
Yara detected Nymaim
Behaviour
Behavior Graph:
Download SVG
behaviorgraph top1 dnsIp2 2 Behavior Graph ID: 733584 Sample: file.exe Startdate: 29/10/2022 Architecture: WINDOWS Score: 88 47 45.139.105.1 CMCSUS Italy 2->47 49 85.31.46.167 CLOUDCOMPUTINGDE Germany 2->49 51 Antivirus detection for URL or domain 2->51 53 Detected unpacking (changes PE section rights) 2->53 55 Detected unpacking (overwrites its own PE header) 2->55 57 3 other signatures 2->57 10 file.exe 2 2->10         started        signatures3 process4 file5 31 C:\Users\user\AppData\Local\...\is-7FT3E.tmp, PE32 10->31 dropped 13 is-7FT3E.tmp 16 25 10->13         started        process6 file7 33 C:\Users\user\AppData\Local\...\_setup64.tmp, PE32+ 13->33 dropped 35 C:\Users\user\AppData\Local\...\_iscrypt.dll, PE32 13->35 dropped 37 C:\...\unins000.exe (copy), PE32 13->37 dropped 39 4 other files (2 malicious) 13->39 dropped 16 fdsearcher63.exe 25 13->16         started        process8 dnsIp9 41 107.182.129.235, 49699, 80 META-ASUS Reserved 16->41 43 171.22.30.106, 49700, 80 CMCSUS Germany 16->43 45 45.139.105.171, 49698, 80 CMCSUS Italy 16->45 29 C:\Users\user\AppData\...\qnlnhbkvsqBR.exe, PE32 16->29 dropped 20 qnlnhbkvsqBR.exe 16->20         started        23 cmd.exe 1 16->23         started        file10 process11 signatures12 59 Multi AV Scanner detection for dropped file 20->59 25 taskkill.exe 1 23->25         started        27 conhost.exe 23->27         started        process13
Detection:
n/a
Link:
https://mwdb.cert.pl/sample/a4c90716c7fafd46739525b2307068dd1a8212fbe046e700a14dc6dccb3fa406/
Threat name:
Win32.Trojan.Injuke
Create hunting rule
Status:
Malicious
First seen:
2022-10-29 14:16:11 UTC
File Type:
PE (Exe)
Extracted files:
14
AV detection:
19 of 26 (73.08%)
Threat level:
  5/5
Detection(s):
Suspicious file
Link:
https://check.spamhaus.org/check/?searchterm=uteqofwh7l6um44vewzda4di3unieex34bdooafbjxdnzsz7uqda._file
Verdict:
malicious
Result
Malware family:
nymaim
Create hunting rule
Score:
  10/10
Tags:
family:nymaim discovery trojan
Link:
https://tria.ge/reports/221029-rk5bvaadb6/
Behaviour
Kills process with taskkill
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory
Enumerates physical storage devices
Drops file in Program Files directory
Checks installed software on the system
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
NyMaim
Malware Config
C2 Extraction:
45.139.105.171
85.31.46.167
Unpacked files
SH256 hash:
05514e107d29a9a5caf7a8ad6625c5859d8fd62c3c5b8cede41be751fc6f5f7d
MD5 hash:
6b338d743ad9c11971fc557dddb15c49
SHA1 hash:
fc881f12e79f6bea440b12a3f0deb81919275c99
Detections:
win_nymaim_g0
Create hunting rule
Nymaim
Create hunting rule
win_gcleaner_auto
Create hunting rule
Link:
https://www.unpac.me/results/3aeb84f8-87d5-4075-9c54-c47d2b9bea4f/
SH256 hash:
34f358f7f0fb75e29a4227c337bf47fc75712186b829fb1da58a1c134bf59aaa
MD5 hash:
c430f8263c71218c49a4e653601ef174
SHA1 hash:
71e5480f7502ef9db6e5c5d49d87490fd83dbc09
Link:
https://www.unpac.me/results/3aeb84f8-87d5-4075-9c54-c47d2b9bea4f/
SH256 hash:
a4c90716c7fafd46739525b2307068dd1a8212fbe046e700a14dc6dccb3fa406
MD5 hash:
1366ce87560233bd2b9400f01bc11d23
SHA1 hash:
46a24c0f57bb66c942b9178ec5d16fd588dd053a
Link:
https://www.unpac.me/results/3aeb84f8-87d5-4075-9c54-c47d2b9bea4f/
Please note that we are no longer able to provide a coverage score for Virus Total.
Threat name:
Suspicious File
Score:
0.68
Link:
https://yomi.yoroi.company/submissions/a4c90716c7fafd46739525b2307068dd1a8212fbe046e700a14dc6dccb3fa406

File information

The table below shows additional information about this malware sample such as delivery method and external references.

  
Dropped by
PrivateLoader
  
Delivery method
Distributed via drive-by
Cape
Cape
https://www.capesandbox.com/analysis/325870/
  
URLhaus
https://urlhaus.abuse.ch/url/2276314/

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